<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="../css/reset.css">
    <style>
        p {
            width: 400px;
            height: 60px;
            line-height: 20px;
            background-color: #ff0;

            /* 旧版弹性布局 */
            display: -webkit-box;
            -webkit-box-orient: vertical;
            -webkit-line-clamp: 3;

            overflow: hidden;
        }
    </style>
</head>

<body>

    <p>少时诵诗少时诵诗书所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所书所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所所
    </p>

</body>

</html>